Ch. 14 vocab.
Characteristics of matter that can be seen through direct observation such as density, melting point, and boiling point.
Characteristics of matter that can only observed when one substances changes into a different substance, such as iron into rust.
A chart that organizes the elements by their chemical properties and increasing atomic number.
A row of the periodic table.
A column of the periodic table.
Elements that are typically shiny and good conductors of heat and electricity.
Elements that are poor conductors of heat and electricity.
Atomic mass unit
A unit of mass equal to 1.66 * 10^-24 grams, which is one twelfth the mass of the isotope carbon-12.
The average mass of all the known isotopes of an element, expressed in amu.
Elements in the first group of the periodic table.
Elements in the group containing fluorine, chlorine, and bromine, among others.
Elements in the group containing helium, neon, and argon, among others.
The repeating pattern of chemical and physical properties of the elements.
A material that allows electricity to flow through easily.
A material that allows heat to flow easily.
An alloy of iron and carbon.
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